#moocColumn {
    width: 386px;
    height: 210px;
    display: flex;
    float: left;
    margin: 5px;
  }
  #moocColumn .img img {
    width: 104px;
    height: 118px;
  }
  #moocColumn h4 {
    font-size: 14px;
    line-height: 22px;
    font-weight: bold;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
  }
  #moocColumn .course-read-info {
    padding: 10px 0;
    font-size: 12px;
    color: #9199a1;
    text-align: left;
    line-height: 14px;
    border-bottom: 1px solid rgba(28, 31, 33, 0.1);
  }
  #moocColumn .course-read-teacher {
    margin: 10px 0;
    font-size: 12px;
    color: #1c1f21;
    text-align: left;
    line-height: 16px;
    overflow: hidden;
    height: 16px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  #moocColumn .course-read-price {
    margin-top: 17px;
    position: relative;
  }
  #moocColumn .course-read-price .sale {
    font-size: 16px;
    color: #3377ff;
    text-align: left;
    line-height: 32px;
    font-weight: bold;
  }
  #moocColumn .course-read-price .ori {
    margin-left: 8px;
    font-size: 12px;
    color: #9199a1;
    text-align: left;
    line-height: 30px;
    text-decoration: line-through;
  }
  #moocColumn .course-read-price .countdown {
    position: relative;
    top: -5px;
    right: 0;
    text-align: right;
  }
  #moocColumn .course-read-price .countdown .name {
    color: #fff;
    line-height: 16px;
    height: 16px;
    background-image: linear-gradient(90deg, #3377ff 0, #74ccff 99%);
    padding: 2px 6px;
    font-size: 12px;
    position: relative;
    bottom: 23px;
  }
  #moocColumn .course-read-price .countdown .clock {
    margin-top: 8px;
    font-size: 12px;
    color: #545c63;
    letter-spacing: 0;
    line-height: 16px;
    font-weight: bold;
    display: none;
    position: relative;
    bottom: 23px;
  }
  #moocColumn .try-read-img {
    color: #A9C6FF;
  }